1. Division of Orthopaedic Surgery, Shriners Hospital for Children, Montreal Children Hospital, McGill University, 1529 Cedar Avenue, Montreal, QC, Canada H3G 1A6
2. Department of Orthopaedic Surgery, King Abdulaziz University, Jeddah 21589, Saudi Arabia
3. Division of Orthopaedic Surgery, Maisonneuve-Rosemont Hospital, University of Montreal, 5415 Assomption Boulevard, Montreal, QC, Canada H1T 2M4